Which Sith has used nexuses as much as Darth Bane
Creating areas of extreme Darkside concentrations is rather common when Sith die or conduct arcane rituals. But what Sith in Legends canon was entirely dependent nexus amps for their feats of power like Darth Bane? Was it because they needed a source of external power for their accomplishments, or like Bane couldn't depend on their own latent force power to accomplish much. How do you scale their feats off nexus to gauge their power?